Cyber Defense Advisors

Month: March 2025

New Android Trojan Crocodilus Abuses Accessibility to Steal Banking and Crypto Credentials

Cybersecurity researchers have discovered a new Android banking malware called Crocodilus that’s primarily designed to target users in Spain and Turkey. “Crocodilus enters the scene not as a simple clone, but as a fully-fledged threat from the outset, equipped with modern techniques such as remote control, black screen overlays, and advanced data harvesting via accessibility […]

Cyber News

BlackLock Ransomware Exposed After Researchers Exploit Leak Site Vulnerability

In what’s an instance of hacking the hackers, threat hunters have managed to infiltrate the online infrastructure associated with a ransomware group called BlackLock, uncovering crucial information about their modus operandi in the process. Resecurity said it identified a security vulnerability in the data leak site (DLS) operated by the e-crime group that made it […]

Cyber News

Friday Squid Blogging: Squid Werewolf Hacking Group

In another rare squid/cybersecurity intersection, APT37 is also known as “Squid Werewolf.” As usual, you can also use this squid post to talk about the security stories in the news that I haven’t covered. Tags: hacking, squid Sidebar photo of Bruce Schneier by Joe MacInnis.  

Cyber News

VanHelsing ransomware: what you need to know

What is the VanHelsing ransomware? First reported earlier in March 2025, VanHelsing is a new ransomware-as-a-service operation. Oh, so it’s a relatively new player on the malware scene, then. Why the concern? At least three victims of VanHelsing have already been identitified, and a number of variants of the malware have been analysed by security […]

Cyber News

Researchers Uncover 46 Critical Flaws in Solar Power Systems From Sungrow, Growatt, and SMA

Cybersecurity researchers have disclosed 46 new security flaws in products from three solar inverter vendors, Sungrow, Growatt, and SMA, that could be exploited by a bad actor to seize control of devices or execute code remotely, posing severe risks to electrical grids. The vulnerabilities have been collectively codenamed SUN:DOWN by Forescout Vedere Labs. “The new […]

Cyber News

CoffeeLoader Uses GPU-Based Armoury Packer to Evade EDR and Antivirus Detection

Cybersecurity researchers are calling attention to a new sophisticated malware called CoffeeLoader that’s designed to download and execute secondary payloads. The malware, according to Zscaler ThreatLabz, shares behavioral similarities with another known malware loader known as SmokeLoader. “The purpose of the malware is to download and execute second-stage payloads while evading detection by endpoint-based security […]

Cyber News

AIs as Trusted Third Parties

This is a truly fascinating paper: “Trusted Machine Learning Models Unlock Private Inference for Problems Currently Infeasible with Cryptography.” The basic idea is that AIs can act as trusted third parties: Abstract: We often interact with untrusted parties. Prioritization of privacy can limit the effectiveness of these interactions, as achieving certain goals necessitates sharing private […]

Cyber News

Product Walkthrough: How Datto BCDR Delivers Unstoppable Business Continuity

Long gone are the days when a simple backup in a data center was enough to keep a business secure. While backups store information, they do not guarantee business continuity during a crisis. With IT disasters far too common and downtime burning through budgets, modern IT environments require solutions that go beyond storage and enable […]

Cyber News

PJobRAT Malware Campaign Targeted Taiwanese Users via Fake Chat Apps

An Android malware family previously observed targeting Indian military personnel has been linked to a new campaign likely aimed at users in Taiwan under the guise of chat apps. “PJobRAT can steal SMS messages, phone contacts, device and app information, documents, and media files from infected Android devices,” Sophos security researcher Pankaj Kohli said in […]

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